docs: def toggle_view(self, *args, **kwargs):
          """ Toggles the view between different groups """
          group_to_display = self.views.popleft()
          self.cur_view.value = group_to_display
          for repo in self.tools_tc:
              for tool in self.tools_tc[repo]:
                  t_groups = self.manifest.option(tool, 'groups')[1]
                  if group_to_display not in t_groups and \
                          group_to_display != 'all groups':
                      self.tools_tc[repo][tool].value = False
                      self.tools_tc[repo][tool].hidden = True
                  else:
                      self.tools_tc[repo][tool].value = True
                      self.tools_tc[repo][tool].hidden = False
          # redraw elements
          self.display()
          # add view back to queue
          self.views.append(group_to_display)